# BLACKZONE vs koerpertraining

BLACKZONE and koerpertraining are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | BLACKZONE | koerpertraining |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 4 months |
| Size | 149 MB | 148 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 12+ | 12+ |
| Developer | [BLACKZONE GmbH](https://appshunter.io/developer/1876184744) | [Koerpermanufaktur Hoffmann](https://appshunter.io/developer/1884395141) |

## What reviewers say

### BLACKZONE

[App page](https://appshunter.io/ios/app/blackzone/id6758991348)

**Features:** macOS Compatibility, Apple Wallet, Vision Pro support

**In-app purchases:** none


### koerpertraining

[App page](https://appshunter.io/ios/app/koerpertraining/id6760426678)

**Features:** macOS Compatibility, Apple Wallet, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is BLACKZONE free?

BLACKZONE is free to download, with no in-app purchases.

### Is koerpertraining free?

koerpertraining is free to download, with no in-app purchases.

### Do BLACKZONE or koerpertraining have ads?

Neither BLACKZONE nor koerpertraining shows ads.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*